Basware Corporation ANNOUNCEMENT 11.4.2012 SHARE REPURCHASE 11.4.2012 In the Helsinki Stock Exchange Trade date 11.4.2012 Bourse trade BUY Share BAS1V Amount 809 shares Total cost 16.656,07 EUR Average price/ share 20,5885 EUR Highest price/ share 20,75 EUR Lowest price/ share 20,31 EUR Basware Corporation now holds a total of 89.965 shares including the shares repurchased on 11.4.2012. On behalf of Basware Corporation NORDEA BANK FINLAND PLC Petri Simberg Julius Summanen [HUG#1601663]